DATSUN FAIRLADY 1600 & 2000 SPL311U SRL311U Series 1965-1970 Service Repair Manual

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🏷️ Basic Information Identification Make: Datsun Model: Fairlady Chassis Codes: SPL311U (1600), SRL311U (2000) Generation Generation Identifier: First Generation (240Z precursor) 👋 Introduction Market Position Vehicle Segment: Compact Sports Car...

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Type: Car

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Sku: 525649

Tags: 1965 1966 1967 1968 1969 1970 Bluebird Series Car Cars Datsun FAIRLADY 1600 FAIRLADY 2000 SPL311U SRL311U Series

Product variants

Description

🏷️ Basic Information

Identification

Make:

Datsun

Model:

Fairlady

Chassis Codes:

SPL311U (1600), SRL311U (2000)

Generation

Generation Identifier:

First Generation (240Z precursor)

👋 Introduction

Market Position

Vehicle Segment:

Compact Sports Car / Roadster

Target Audience:

Enthusiasts, collectors, DIY mechanics, professional restoration shops

Competitive Analysis

Key Competitors:

MGB, Triumph TR4/TR5, Alfa Romeo Spider, Fiat Spider, Porsche 356

Key Features

Vehicle Appeal:

Classic styling, engaging driving experience, relatively affordable performance

Manual Value Proposition:

Provides essential technical knowledge for maintaining and restoring a classic Japanese sports car

📋 Manual Details

Coverage Areas

Model Years Covered:

1965, 1966, 1967, 1968, 1969, 1970

Models Covered:

Fairlady 1600 (SPL311U), Fairlady 2000 (SRL311U)

Trims Covered:

All trims

Engine Variants Covered:

All engine variants (R16, U20)

Transmission Types Covered:

All transmission types (Manual)

Page Count

Estimated Page Count:

Detailed, comprehensive (actual count not specified but implied to be extensive for factory manual)

Manual Type

Manual Type:

Factory Service Repair Manual / Workshop Manual

Language

Language:

English

Format

File Format:

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Complete overhaul, diagnosis, repair, specifications for R16 and U20 engines

Fuel System:

Carburetor tuning and overhaul (SU-type), fuel pump, lines, tank

Ignition System:

Distributor, coil, spark plugs, timing

Cooling System:

Radiator, water pump, thermostat, hoses

Exhaust System:

Manifold, pipes, muffler

Transmission Manual:

Overhaul and repair of 4-speed manual gearbox

Clutch System:

Clutch assembly, pressure plate, release bearing, hydraulic system

Drivetrain:

Driveshaft, universal joints, rear axle assembly, differential

Suspension Front:

Independent front suspension, springs, shock absorbers, control arms, ball joints

Suspension Rear:

Live rear axle, leaf springs, shock absorbers

Steering System:

Steering gearbox, steering column, linkages

Braking System Front:

Disc brakes, calipers, pads, rotors

Braking System Rear:

Drum brakes, wheel cylinders, shoes, drums

Parking Brake:

Mechanism and cables

Electrical System Charging:

Generator/alternator, voltage regulator, battery

Electrical System Starting:

Starter motor, solenoid

Electrical System Lighting:

Headlights, tail lights, turn signals, interior lights

Electrical System Instruments:

Dashboard gauges, warning lights

Body And Frame:

Chassis, body panels, doors, glass, convertible top mechanism

Interior:

Seats, dashboard, trim panels

Procedures Included

Routine Maintenance:

Oil changes, filter replacements, lubrication, tune-ups

Troubleshooting:

Diagnostic procedures for various systems, common faults and solutions

Engine Rebuild:

Detailed steps for complete engine disassembly, inspection, repair, and reassembly

Transmission Rebuild:

Step-by-step guide for gearbox overhaul

Brake System Service:

Brake pad/shoe replacement, caliper/wheel cylinder service, bleeding

Suspension Repair:

Component replacement, alignment checks

Electrical Diagnostics:

Wiring diagrams, testing procedures for electrical components

Body Panel Repair:

Information on bodywork and trim

Technical Depth

Depth Of Coverage:

Comprehensive factory-level detail, suitable for complete restoration and repair

Detail Level:

Exploded views, torque specifications, tolerances, diagnostic charts

📊 Manual Specifications

File Format

PDF Quality:

High quality, clear text and diagrams, designed for proper display

Searchability:

Likely text-searchable within PDF, aiding quick information retrieval

Print Quality

Printability:

Printable without restriction, allowing for hard copy use

Binding Type

Binding Type:

N/A (Digital PDF)

Paper Type

Paper Type:

N/A (Digital PDF)

⚙️ Engine Specifications

Primary Engine 1600

Engine Code:

Engine Type:

Inline 4-cylinder, SOHC

Displacement Cc:

Bore X Stroke Mm:

82.0 x 77.7

Compression Ratio:

8.5:1 (typical)

Horsepower Ps:

96 PS @ 6000 rpm (approx.)

Torque Lb-Ft:

97 lb-ft @ 3600 rpm (approx.)

Fuel System:

Dual SU Carburetors (HS2 or HS4)

Primary Engine 2000

Engine Code:

Engine Type:

Inline 4-cylinder, DOHC

Displacement Cc:

Bore X Stroke Mm:

87.0 x 83.0

Compression Ratio:

8.5:1 (typical)

Horsepower Ps:

145 PS @ 6000 rpm (approx.)

Torque Lb-Ft:

133 lb-ft @ 4800 rpm (approx.)

Fuel System:

Dual Hitachi-SU Carburetors (DC-type or similar)

🔧 Transmission

Standard

Transmission Type:

4-speed Manual

Optional

Optional Transmission:

None documented for this period/model

Features

Gearbox Layout:

Floor-mounted shifter

📐 Dimensions

Exterior

Body Style:

2-door convertible (Roadster), optional 2+2 Coupe (S30 chassis development influenced later models)

Wheelbase Mm:

2280 mm (90 in)

Length Mm:

3970 mm (156.3 in)

Width Mm:

1560 mm (61.4 in)

Height Mm:

1290 mm (50.8 in) (approx., convertible top up)

Weights

Curb Weight Kg:

990 - 1080 kg (approx., depending on engine)

🛡️ Safety Features

Ratings

Crash Test Data:

No formal crash test ratings available for this era of vehicle and manual coverage.

Active Features

Brakes:

Front disc, Rear drum (standard)

Passive Features

Seatbelts:

Likely lap belts, possibly optional shoulder belts depending on market/year.

Windscreen:

Laminated glass (typical for the period)

💡 Technology Features

Infotainment

Audio System:

AM Radio (likely original fitment, often upgraded by owners)

Dashboard Features:

Classic analog gauges (speedometer, tachometer, fuel, temp, oil pressure), heater, optional radio.

Driver Assistance

Driver Aids:

None (This era predates modern driver assistance systems)

Connectivity

Connectivity Features:

None (N/A for this model and era)

🔧 Maintenance

Service Intervals

Engine Oil Change:

Typically every 3,000 miles or 3 months (consult manual for specific interval)

Transmission Fluid Change:

Every 15,000 - 30,000 miles (consult manual)

Rear Axle Fluid Change:

Every 15,000 - 30,000 miles (consult manual)

Spark Plug Replacement:

Every 10,000 - 15,000 miles (consult manual)

Fluid Specifications

Engine Oil Type:

SAE 10W-30 or 10W-40 (API SF or higher, consult manual for precise grade and capacity)

Transmission Fluid Type:

GL-4 Gear Oil (e.g., SAE 80W-90, consult manual for capacity)

Rear Axle Fluid Type:

GL-5 Gear Oil (e.g., SAE 90, consult manual for capacity)

Brake Fluid Type:

DOT 3 or DOT 4

Coolant Type:

Ethylene Glycol based antifreeze/coolant (typically 50/50 mix with distilled water)

Known Issues

Common Wear Items:

Carburetor tuning, clutch wear, brake system components, suspension bushings, ignition components

Rust Prone Areas:

Fender lips, rocker panels, floor pans, convertible top frame (typical for vintage convertibles)

Engine Reliability:

R16 is generally robust; U20 DOHC requires more diligent maintenance but offers superior performance. Valve adjustments are crucial for the U20.

📚 Vehicle History

Brand Heritage

Datsun History:

Datsun, the export brand of Nissan, built its reputation on reliable and sporty vehicles, often seen as accessible alternatives to European counterparts.

Model Evolution

Fairlady Lineage:

The Fairlady nameplate has been used by Datsun for sports cars since the 1960s. The SPL311/SRL311 series represents a significant step in their performance vehicle development, laying groundwork for the iconic Datsun 240Z.

Production

Production Period:

1965-1970

Manufacturing Location:

Japan

🏆 Awards & Recognition

Recognitions

Historical Acclaim:

Considered a significant entry in the compact sports car market, praised for its styling and performance relative to its price point. It helped establish Datsun's performance credentials.

Ratings

Consumer Ratings:

As a vintage vehicle, modern consumer ratings are not applicable. Owner satisfaction is high among enthusiasts due to its driving dynamics and classic appeal.